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typedef struct basic_block_def *basic_block;

typedef struct gimple_seq_node_d *gimple_seq_node;

typedef struct gimple_seq_d *gimple_seq;

typedef struct

{

  gimple_seq_node ptr;

  gimple_seq seq;

  basic_block bb;

} gimple_stmt_iterator;

typedef void *gimple;

extern void exit(int);

struct gimple_seq_node_d

{

  gimple stmt;

  struct gimple_seq_node_d *next;

};

struct gimple_seq_d

{

};

static __inline__ gimple_stmt_iterator

gsi_start (gimple_seq seq)

{

  gimple_stmt_iterator i;

  i.seq = seq;

  return i;

}

static __inline__ unsigned char

gsi_end_p (gimple_stmt_iterator i)

{

  return i.ptr == ((void *)0);

}

static __inline__ void

gsi_next (gimple_stmt_iterator *i)

{

  i->ptr = i->ptr->next;

}

static __inline__ gimple

gsi_stmt (gimple_stmt_iterator i)

{

  return i.ptr->stmt;

}

void

c_warn_unused_result (gimple_seq seq)

{

  gimple_stmt_iterator i;

  for (i = gsi_start (seq); !gsi_end_p (i); gsi_next (&i))

    {

      gimple g = gsi_stmt (i);

      if (!g) exit(0);

    }

}